C₂×#20266167 #27187748

order	12928
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁶

Aliases

direct product	C₂×#20266167
unambiguous semidirect product	D₁₀₁⋊#416

Splittings

Fitting	C₂×#41×C₁₀₁ ⋊ C₄
Sylow	C₁₀₁ ⋊ C₂×#416

Subgroups

	subgroup	G/H
center	C₂×C₄	C₂²⋊#87938
commutator	C₄×C₁₀₁	C₂³×C₄
Frattini	C₄	C₂³×#87938
Fitting	C₂×#41×C₁₀₁	C₄
socle	C₂²×C₁₀₁	C₂×C₂²⋊C₄
prime radical	C₂×#41×D₁₀₁	C₂
cosocle	C₄×D₁₀₁	C₂⁴
hypercenter	C₂×#41	#87938
hypocenter	C₁₀₁	C₂×#416
LCS	G ▷ C₄×C₁₀₁ ▷ C₂×C₁₀₁ ▷ C₁₀₁
UCS	C₁ ◁ C₂×C₄ ◁ C₂²×C₄ ◁ C₂×#41

792 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 119
transitive degree	μ_t(G) = 3232

A minimal faithful permutation representation — 4 generators on 119 points:

(1,2,5,10,19,32,49,42,25,12,3,7,14,23,36,53,68,59,38,21,8,16,27,40,57,72,83,74,55,34,17,29,44,61,76,87,94,85,70,51,30,46,64,79,90,97,99,92,81,66,47,65,80,91,98,101,100,96,89,78,63,45,62,77,88,95,93,86,75,60,43,28,41,58,73,84,82,71,56,39,26,15,24,37,54,69,67,52,35,22,13,6,11,20,33,50,48,31,18,9,4)(104,107,109,108)(105,111,112,116)(106,114,115,117)(110,118,119,113);(104,106)(105,110)(107,114)(108,117)(109,115)(111,118)(112,119)(113,116);(2,3,4,6)(5,8,9,15)(7,12,13,11)(10,17,18,28)(14,21,22,24)(16,25,26,20)(19,30,31,45)(23,34,35,41)(27,38,39,37)(29,42,43,33)(32,47,48,65)(36,51,52,62)(40,55,56,58)(44,59,60,54)(46,49,63,50)(53,66,67,80)(57,70,71,77)(61,74,75,73)(64,68,78,69)(72,81,82,91)(76,85,86,88)(79,83,89,84)(87,92,93,98)(90,94,96,95)(97,99,100,101)(104,105)(106,113)(107,111)(108,116)(109,112)(110,114)(115,118)(117,119);(102,103)

Conjugacy classes & character table

556 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 21126);

C2×#20266167 #27187748